File: 20090313-signext.ll

package info (click to toggle)
llvm-3.1 3.1-1
  • links: PTS, VCS
  • area: main
  • in suites: wheezy
  • size: 80,224 kB
  • sloc: cpp: 491,014; asm: 110,971; ansic: 14,579; sh: 13,120; python: 6,152; ml: 4,719; makefile: 1,830; pascal: 1,553; perl: 874; xml: 283; lisp: 187; csh: 117; exp: 4
file content (19 lines) | stat: -rw-r--r-- 398 bytes parent folder | download | duplicates (5) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
 
; RUN: llc < %s -march=x86-64 -relocation-model=pic > %t
; RUN: grep {movswl	%ax, %edi} %t
; RUN: grep {movw	(%rax), %ax} %t
; XFAIL: *

@x = common global i16 0

define signext i16 @f() nounwind {
entry:
	%0 = tail call signext i16 @h() nounwind
	%1 = sext i16 %0 to i32
	tail call void @g(i32 %1) nounwind
	%2 = load i16* @x, align 2
	ret i16 %2
}

declare signext i16 @h()

declare void @g(i32)